1. [ material, large size] This men's briefcase is made of PU leather, which is stylish, waterproof and has a large capacity. Size: This retro laptop messenger bag is 16.5 feet long (about 41.9 cm), 5 feet wide (about 1.5 cm), 13.2 feet high (about 3.0 pounds), weight: 3.0 pounds (about 1.9 kg). The internal padded laptop compartment can accommodate most laptops up to 15.6 feet (about 49.6 cm) in length, and is well sealed to ensure stability. 2. [Triple zipper compartment] 1 large padded laptop compartment. 4 large compartments can hold A4 magazines, folders, important items and notebooks. 4 internal slip pockets can hold mobile phones, chargers, wallets and mice. 4 internal card slots can hold different cards. 3 internal pen slots can hold pens of different colors. 3. [Can be put into a trolley case] The men's leather laptop briefcase is equipped with a compatible belt on the back, which can be easily put into a luggage trolley case, easily grab your hands, and bring comfort and convenience for business trips and travel. 4. [Removable shoulder strap, wide range of uses] This business laptop bag is equipped with a removable and adjustable padded shoulder strap. You can use it as a fashion briefcase, laptop bag, messenger bag, computer bag, shoulder bag, single shoulder bag or crossbody bag according to your preferences. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.